Home / 5,405.54-8,104.05-2,282.99

Finding the Fourth Proportional to 5,405.54, 8,104.05 and 2,282.99

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Solution

The fourth proportional to 5,405.54, 8,104.05 and 2,282.99 is: 3,422.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.54 : 8,104.05 = 2,282.99 : x
  2. Step 2: Convert to fraction form
    5,405.54/8,104.05 = 2,282.99/x
  3. Step 3: Cross multiply
    5,405.54x = 8,104.05 × 2,282.99
  4. Step 4: Simplify right side
    5,405.54x = 18,501,424.59
  5. Step 5: Solve for x
    x = 18,501,424.59/5,405.54
  6. Step 6: Final answer
    x = 3,422.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.